197=280-w

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Solution for 197=280-w equation:


Simplifying
197 = 280 + -1w

Solving
197 = 280 + -1w

Solving for variable 'w'.

Move all terms containing w to the left, all other terms to the right.

Add 'w' to each side of the equation.
197 + w = 280 + -1w + w

Combine like terms: -1w + w = 0
197 + w = 280 + 0
197 + w = 280

Add '-197' to each side of the equation.
197 + -197 + w = 280 + -197

Combine like terms: 197 + -197 = 0
0 + w = 280 + -197
w = 280 + -197

Combine like terms: 280 + -197 = 83
w = 83

Simplifying
w = 83

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